From 4285a22c771a729ae91d0a1f6b4fa2361b5ecc1d Mon Sep 17 00:00:00 2001 From: Madhuri Medasani Date: Fri, 9 Apr 2021 10:06:12 +0530 Subject: [PATCH] clk: qcom: dispcc: Add support for dispcc driver for BLAIR Display clock controller for clients to be able to vote/devote on the clocks. Change-Id: Ib0cd34646636ec8985f866c1d252a61807a75dbc Signed-off-by: Madhuri Medasani --- drivers/clk/qcom/Kconfig | 9 + drivers/clk/qcom/Makefile | 1 + drivers/clk/qcom/dispcc-blair.c | 666 ++++++++++++++++++++++++++++++++ 3 files changed, 676 insertions(+) create mode 100644 drivers/clk/qcom/dispcc-blair.c diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig index e97151071c06..a5e8feba2cee 100644 --- a/drivers/clk/qcom/Kconfig +++ b/drivers/clk/qcom/Kconfig @@ -820,6 +820,15 @@ config SM_GPUCC_BLAIR Say Y if you want to support graphics controller devices and functionality such as 3D graphics. +config SM_DISPCC_BLAIR + tristate "BLAIR Display Clock Controller" + select SM_GCC_BLAIR + help + Support for the display clock controller on Qualcomm Technologies, + Inc. BLAIR devices. + Say Y if you want to support display devices and functionality such as + splash screen. + endif config VIRTIO_CLK diff --git a/drivers/clk/qcom/Makefile b/drivers/clk/qcom/Makefile index b6268a7c0814..a16334bd3a08 100644 --- a/drivers/clk/qcom/Makefile +++ b/drivers/clk/qcom/Makefile @@ -88,6 +88,7 @@ obj-$(CONFIG_SM_DEBUGCC_SHIMA) += debugcc-shima.o obj-$(CONFIG_SM_DEBUGCC_YUPIK) += debugcc-yupik.o obj-$(CONFIG_SM_DISPCC_6150) += dispcc-sm6150.o obj-$(CONFIG_SM_DISPCC_8150) += dispcc-sm8150.o +obj-$(CONFIG_SM_DISPCC_BLAIR) += dispcc-blair.o obj-$(CONFIG_SM_DISPCC_HOLI) += dispcc-holi.o obj-$(CONFIG_SM_DISPCC_SHIMA) += dispcc-shima.o obj-$(CONFIG_SM_DISPCC_YUPIK) += dispcc-yupik.o diff --git a/drivers/clk/qcom/dispcc-blair.c b/drivers/clk/qcom/dispcc-blair.c new file mode 100644 index 000000000000..3a45e9bcd386 --- /dev/null +++ b/drivers/clk/qcom/dispcc-blair.c @@ -0,0 +1,666 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2021, The Linux Foundation. All rights reserved. + */ + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include "clk-alpha-pll.h" +#include "clk-branch.h" +#include "clk-rcg.h" +#include "clk-regmap.h" +#include "clk-regmap-divider.h" +#include "clk-regmap-mux.h" +#include "common.h" +#include "reset.h" +#include "vdd-level-holi.h" + +static DEFINE_VDD_REGULATORS(vdd_cx, VDD_HIGH + 1, 1, vdd_corner); + +static struct clk_vdd_class *disp_cc_blair_regulators[] = { + &vdd_cx, +}; + +enum { + P_BI_TCXO, + P_DISP_CC_PLL0_OUT_EVEN, + P_DISP_CC_PLL0_OUT_MAIN, + P_DSI0_PHY_PLL_OUT_BYTECLK, + P_DSI0_PHY_PLL_OUT_DSICLK, + P_GCC_DISP_GPLL0_CLK, +}; + +static struct pll_vco lucid_vco[] = { + { 249600000, 2000000000, 0 }, +}; + +/* 615MHz */ +static const struct alpha_pll_config disp_cc_pll0_config = { + .l = 0x20, + .alpha = 0x800, + .config_ctl_val = 0x20485699, + .config_ctl_hi_val = 0x00002261, + .config_ctl_hi1_val = 0x329A299C, + .user_ctl_val = 0x00000001, + .user_ctl_hi_val = 0x00000805, + .user_ctl_hi1_val = 0x00000000, +}; + +static struct clk_alpha_pll disp_cc_pll0 = { + .offset = 0x0, + .vco_table = lucid_vco, + .num_vco = ARRAY_SIZE(lucid_vco), + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID], + .clkr = { + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_pll0", + .parent_data = &(const struct clk_parent_data){ + .fw_name = "bi_tcxo", + }, + .num_parents = 1, + .ops = &clk_alpha_pll_lucid_ops, + }, + .vdd_data = { + .vdd_class = &vdd_cx, + .num_rate_max = VDD_NUM, + .rate_max = (unsigned long[VDD_NUM]) { + [VDD_MIN] = 615000000, + [VDD_LOW] = 1066000000, + [VDD_LOW_L1] = 1500000000, + [VDD_NOMINAL] = 1750000000, + [VDD_HIGH] = 2000000000}, + }, + }, +}; + +static const struct parent_map disp_cc_parent_map_0[] = { + { P_BI_TCXO, 0 }, + { P_DSI0_PHY_PLL_OUT_BYTECLK, 1 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_0[] = { + { .fw_name = "bi_tcxo" }, + { .fw_name = "dsi0_phy_pll_out_byteclk", .name = + "dsi0_phy_pll_out_byteclk" }, +}; + +static const struct parent_map disp_cc_parent_map_1[] = { + { P_BI_TCXO, 0 }, + { P_DISP_CC_PLL0_OUT_MAIN, 1 }, + { P_GCC_DISP_GPLL0_CLK, 4 }, + { P_DISP_CC_PLL0_OUT_EVEN, 5 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_1[] = { + { .fw_name = "bi_tcxo" }, + { .hw = &disp_cc_pll0.clkr.hw }, + { .fw_name = "gcc_disp_gpll0_clk" }, + { .hw = &disp_cc_pll0.clkr.hw }, +}; + +static const struct parent_map disp_cc_parent_map_2[] = { + { P_BI_TCXO, 0 }, + { P_GCC_DISP_GPLL0_CLK, 4 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_2[] = { + { .fw_name = "bi_tcxo" }, + { .fw_name = "gcc_disp_gpll0_clk" }, +}; + +static const struct parent_map disp_cc_parent_map_3[] = { + { P_BI_TCXO, 0 }, + { P_DSI0_PHY_PLL_OUT_DSICLK, 1 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_3[] = { + { .fw_name = "bi_tcxo" }, + { .fw_name = "dsi0_phy_pll_out_dsiclk", .name = + "dsi0_phy_pll_out_dsiclk" }, +}; + +static const struct parent_map disp_cc_parent_map_4[] = { + { P_BI_TCXO, 0 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_4[] = { + { .fw_name = "bi_tcxo" }, +}; + +static const struct freq_tbl ftbl_disp_cc_mdss_ahb_clk_src[] = { + F(19200000, P_BI_TCXO, 1, 0, 0), + F(37500000, P_GCC_DISP_GPLL0_CLK, 8, 0, 0), + F(75000000, P_GCC_DISP_GPLL0_CLK, 4, 0, 0), + { } +}; + +static struct clk_rcg2 disp_cc_mdss_ahb_clk_src = { + .cmd_rcgr = 0x115c, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_2, + .freq_tbl = ftbl_disp_cc_mdss_ahb_clk_src, + .enable_safe_config = true, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_ahb_clk_src", + .parent_data = disp_cc_parent_data_2, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_2), + .ops = &clk_rcg2_ops, + }, + .clkr.vdd_data = { + .vdd_class = &vdd_cx, + .num_rate_max = VDD_NUM, + .rate_max = (unsigned long[VDD_NUM]) { + [VDD_LOWER] = 19200000, + [VDD_LOW] = 37500000, + [VDD_NOMINAL] = 75000000}, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_byte0_clk_src = { + .cmd_rcgr = 0x10c4, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_0, + .enable_safe_config = true, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_byte0_clk_src", + .parent_data = disp_cc_parent_data_0, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_0), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_byte2_ops, + }, + .clkr.vdd_data = { + .vdd_class = &vdd_cx, + .num_rate_max = VDD_NUM, + .rate_max = (unsigned long[VDD_NUM]) { + [VDD_LOWER] = 187500000, + [VDD_LOW] = 300000000, + [VDD_LOW_L1] = 358000000}, + }, +}; + +static const struct freq_tbl ftbl_disp_cc_mdss_esc0_clk_src[] = { + F(19200000, P_BI_TCXO, 1, 0, 0), + { } +}; + +static struct clk_rcg2 disp_cc_mdss_esc0_clk_src = { + .cmd_rcgr = 0x10e0, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_0, + .freq_tbl = ftbl_disp_cc_mdss_esc0_clk_src, + .enable_safe_config = true, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_esc0_clk_src", + .parent_data = disp_cc_parent_data_0, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_0), + .ops = &clk_rcg2_ops, + }, + .clkr.vdd_data = { + .vdd_class = &vdd_cx, + .num_rate_max = VDD_NUM, + .rate_max = (unsigned long[VDD_NUM]) { + [VDD_LOWER] = 19200000}, + }, +}; + +static const struct freq_tbl ftbl_disp_cc_mdss_mdp_clk_src[] = { + F(200000000, P_GCC_DISP_GPLL0_CLK, 1.5, 0, 0), + F(300000000, P_GCC_DISP_GPLL0_CLK, 1, 0, 0), + F(373500000, P_DISP_CC_PLL0_OUT_MAIN, 2, 0, 0), + F(470000000, P_DISP_CC_PLL0_OUT_MAIN, 2, 0, 0), + F(560000000, P_DISP_CC_PLL0_OUT_MAIN, 2, 0, 0), + { } +}; + +static struct clk_rcg2 disp_cc_mdss_mdp_clk_src = { + .cmd_rcgr = 0x107c, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_1, + .freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src, + .enable_safe_config = true, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_mdp_clk_src", + .parent_data = disp_cc_parent_data_1, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_1), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_ops, + }, + .clkr.vdd_data = { + .vdd_class = &vdd_cx, + .num_rate_max = VDD_NUM, + .rate_max = (unsigned long[VDD_NUM]) { + [VDD_LOWER] = 200000000, + [VDD_LOW] = 300000000, + [VDD_LOW_L1] = 373500000, + [VDD_NOMINAL] = 470000000, + [VDD_HIGH] = 560000000}, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_pclk0_clk_src = { + .cmd_rcgr = 0x1064, + .mnd_width = 8, + .hid_width = 5, + .parent_map = disp_cc_parent_map_3, + .enable_safe_config = true, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_pclk0_clk_src", + .parent_data = disp_cc_parent_data_3, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_3), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_pixel_ops, + }, + .clkr.vdd_data = { + .vdd_class = &vdd_cx, + .num_rate_max = VDD_NUM, + .rate_max = (unsigned long[VDD_NUM]) { + [VDD_LOWER] = 300000000, + [VDD_LOW] = 525000000, + [VDD_LOW_L1] = 625000000}, + }, +}; + +static const struct freq_tbl ftbl_disp_cc_mdss_rot_clk_src[] = { + F(200000000, P_GCC_DISP_GPLL0_CLK, 1.5, 0, 0), + F(300000000, P_GCC_DISP_GPLL0_CLK, 1, 0, 0), + { } +}; + +static struct clk_rcg2 disp_cc_mdss_rot_clk_src = { + .cmd_rcgr = 0x1094, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_1, + .freq_tbl = ftbl_disp_cc_mdss_rot_clk_src, + .enable_safe_config = true, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_rot_clk_src", + .parent_data = disp_cc_parent_data_1, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_1), + .ops = &clk_rcg2_ops, + }, + .clkr.vdd_data = { + .vdd_class = &vdd_cx, + .num_rate_max = VDD_NUM, + .rate_max = (unsigned long[VDD_NUM]) { + [VDD_LOWER] = 200000000, + [VDD_LOW] = 300000000, + [VDD_LOW_L1] = 373500000, + [VDD_NOMINAL] = 470000000, + [VDD_HIGH] = 560000000}, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_vsync_clk_src = { + .cmd_rcgr = 0x10ac, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_4, + .freq_tbl = ftbl_disp_cc_mdss_esc0_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_vsync_clk_src", + .parent_data = disp_cc_parent_data_4, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_4), + .ops = &clk_rcg2_ops, + }, + .clkr.vdd_data = { + .vdd_class = &vdd_cx, + .num_rate_max = VDD_NUM, + .rate_max = (unsigned long[VDD_NUM]) { + [VDD_LOWER] = 19200000}, + }, +}; + +static struct clk_regmap_div disp_cc_mdss_byte0_div_clk_src = { + .reg = 0x10dc, + .shift = 0, + .width = 4, + .clkr.hw.init = &(struct clk_init_data) { + .name = "disp_cc_mdss_byte0_div_clk_src", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_byte0_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_regmap_div_ro_ops, + }, +}; + +static struct clk_branch disp_cc_mdss_ahb_clk = { + .halt_reg = 0x104c, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x104c, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_ahb_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_ahb_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_byte0_clk = { + .halt_reg = 0x102c, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x102c, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_byte0_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_byte0_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_byte0_intf_clk = { + .halt_reg = 0x1030, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x1030, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_byte0_intf_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_byte0_div_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_esc0_clk = { + .halt_reg = 0x1034, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x1034, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_esc0_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_esc0_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_mdp_clk = { + .halt_reg = 0x1010, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x1010, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_mdp_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_mdp_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_mdp_lut_clk = { + .halt_reg = 0x1020, + .halt_check = BRANCH_HALT_VOTED, + .clkr = { + .enable_reg = 0x1020, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_mdp_lut_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_mdp_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_non_gdsc_ahb_clk = { + .halt_reg = 0x2004, + .halt_check = BRANCH_HALT_VOTED, + .clkr = { + .enable_reg = 0x2004, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_non_gdsc_ahb_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_ahb_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_pclk0_clk = { + .halt_reg = 0x1168, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x1168, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_pclk0_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_pclk0_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_rot_clk = { + .halt_reg = 0x1018, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x1018, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_rot_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_rot_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_rscc_ahb_clk = { + .halt_reg = 0x200c, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x200c, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_rscc_ahb_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_ahb_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_rscc_vsync_clk = { + .halt_reg = 0x2008, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2008, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_rscc_vsync_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_vsync_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_vsync_clk = { + .halt_reg = 0x1028, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x1028, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_vsync_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_vsync_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_regmap *disp_cc_blair_clocks[] = { + [DISP_CC_MDSS_AHB_CLK] = &disp_cc_mdss_ahb_clk.clkr, + [DISP_CC_MDSS_AHB_CLK_SRC] = &disp_cc_mdss_ahb_clk_src.clkr, + [DISP_CC_MDSS_BYTE0_CLK] = &disp_cc_mdss_byte0_clk.clkr, + [DISP_CC_MDSS_BYTE0_CLK_SRC] = &disp_cc_mdss_byte0_clk_src.clkr, + [DISP_CC_MDSS_BYTE0_DIV_CLK_SRC] = &disp_cc_mdss_byte0_div_clk_src.clkr, + [DISP_CC_MDSS_BYTE0_INTF_CLK] = &disp_cc_mdss_byte0_intf_clk.clkr, + [DISP_CC_MDSS_ESC0_CLK] = &disp_cc_mdss_esc0_clk.clkr, + [DISP_CC_MDSS_ESC0_CLK_SRC] = &disp_cc_mdss_esc0_clk_src.clkr, + [DISP_CC_MDSS_MDP_CLK] = &disp_cc_mdss_mdp_clk.clkr, + [DISP_CC_MDSS_MDP_CLK_SRC] = &disp_cc_mdss_mdp_clk_src.clkr, + [DISP_CC_MDSS_MDP_LUT_CLK] = &disp_cc_mdss_mdp_lut_clk.clkr, + [DISP_CC_MDSS_NON_GDSC_AHB_CLK] = &disp_cc_mdss_non_gdsc_ahb_clk.clkr, + [DISP_CC_MDSS_PCLK0_CLK] = &disp_cc_mdss_pclk0_clk.clkr, + [DISP_CC_MDSS_PCLK0_CLK_SRC] = &disp_cc_mdss_pclk0_clk_src.clkr, + [DISP_CC_MDSS_ROT_CLK] = &disp_cc_mdss_rot_clk.clkr, + [DISP_CC_MDSS_ROT_CLK_SRC] = &disp_cc_mdss_rot_clk_src.clkr, + [DISP_CC_MDSS_RSCC_AHB_CLK] = &disp_cc_mdss_rscc_ahb_clk.clkr, + [DISP_CC_MDSS_RSCC_VSYNC_CLK] = &disp_cc_mdss_rscc_vsync_clk.clkr, + [DISP_CC_MDSS_VSYNC_CLK] = &disp_cc_mdss_vsync_clk.clkr, + [DISP_CC_MDSS_VSYNC_CLK_SRC] = &disp_cc_mdss_vsync_clk_src.clkr, + [DISP_CC_PLL0] = &disp_cc_pll0.clkr, +}; + +static const struct qcom_reset_map disp_cc_blair_resets[] = { + [DISP_CC_MDSS_CORE_BCR] = { 0x1000 }, + [DISP_CC_MDSS_RSCC_BCR] = { 0x2000 }, +}; + +static const struct regmap_config disp_cc_blair_regmap_config = { + .reg_bits = 32, + .reg_stride = 4, + .val_bits = 32, + .max_register = 0x10000, + .fast_io = true, +}; + +static const struct qcom_cc_desc disp_cc_blair_desc = { + .config = &disp_cc_blair_regmap_config, + .clks = disp_cc_blair_clocks, + .num_clks = ARRAY_SIZE(disp_cc_blair_clocks), + .resets = disp_cc_blair_resets, + .num_resets = ARRAY_SIZE(disp_cc_blair_resets), + .clk_regulators = disp_cc_blair_regulators, + .num_clk_regulators = ARRAY_SIZE(disp_cc_blair_regulators), +}; + +static const struct of_device_id disp_cc_blair_match_table[] = { + { .compatible = "qcom,blair-dispcc" }, + { } +}; +MODULE_DEVICE_TABLE(of, disp_cc_blair_match_table); + +static int disp_cc_blair_probe(struct platform_device *pdev) +{ + struct regmap *regmap; + int ret; + + regmap = qcom_cc_map(pdev, &disp_cc_blair_desc); + if (IS_ERR(regmap)) + return PTR_ERR(regmap); + + /* + * Keep the clocks always-ON + * DISP_CC_SLEEP_CLK, DISP_CC_XO_CLK + */ + regmap_update_bits(regmap, 0x5004, BIT(0), BIT(0)); + regmap_update_bits(regmap, 0x5008, BIT(0), BIT(0)); + + clk_lucid_pll_configure(&disp_cc_pll0, regmap, &disp_cc_pll0_config); + + ret = qcom_cc_really_probe(pdev, &disp_cc_blair_desc, regmap); + if (ret) { + dev_err(&pdev->dev, "Failed to register DISP CC clocks\n"); + return ret; + } + + dev_info(&pdev->dev, "Registered DISP CC clocks\n"); + + return ret; +} + +static void disp_cc_blair_sync_state(struct device *dev) +{ + qcom_cc_sync_state(dev, &disp_cc_blair_desc); +} + +static struct platform_driver disp_cc_blair_driver = { + .probe = disp_cc_blair_probe, + .driver = { + .name = "disp_cc-blair", + .of_match_table = disp_cc_blair_match_table, + .sync_state = disp_cc_blair_sync_state, + }, +}; + +static int __init disp_cc_blair_init(void) +{ + return platform_driver_register(&disp_cc_blair_driver); +} +subsys_initcall(disp_cc_blair_init); + +static void __exit disp_cc_blair_exit(void) +{ + platform_driver_unregister(&disp_cc_blair_driver); +} +module_exit(disp_cc_blair_exit); + +MODULE_DESCRIPTION("QTI DISP_CC BLAIR Driver"); +MODULE_LICENSE("GPL v2");